CN106997056A - A kind of scenic spot intelligent guidance system based on hand-drawing map - Google Patents
A kind of scenic spot intelligent guidance system based on hand-drawing map Download PDFInfo
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- CN106997056A CN106997056A CN201710342331.7A CN201710342331A CN106997056A CN 106997056 A CN106997056 A CN 106997056A CN 201710342331 A CN201710342331 A CN 201710342331A CN 106997056 A CN106997056 A CN 106997056A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/28—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network with correlation of data from several navigational instruments
- G01C21/30—Map- or contour-matching
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/3407—Route searching; Route guidance specially adapted for specific applications
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
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- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
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Abstract
A kind of scenic spot intelligent guidance system based on hand-drawing map, including the engineer's scale module for being adapted to dimension of picture, GPS and map mapping block, the computing module of minimal path are obtained, wherein：User can just draw the engineer's scale corresponding to intelligent terminal dimension of picture by the actual range for comparing map range Yu being obtained according to GPS information；The mapping blocks of GPS on the electronic map：User is in navigation procedure, by obtaining GPS position information, is then labeled according to mapping relations on map, it is possible to realize basic navigation function；The mapping blocks of GPS on the electronic map are improved based on Dijkstra, make it to record source point to all shortest paths of arbitrfary point.
Description
Technical field：
The present invention relates to a kind of intelligent scenic region navigation technology based on mobile Internet, Freehandhand-drawing is based on more particularly, to one kind
The scenic spot intelligent guidance system of map.
Background technology
" 12 " planning point out to greatly develop domestic travel, walk connotation analysis road, realize speed, structure, quality,
Benefit, science and technology, network are mutually unified, and lift technicalization, the level of IT application of tourism development.For the national tourist culture office political affairs of response
Plan, can not intelligent navigation in the case that the uneven service deficiency of solution scenic spot guide explanation quality, solution scenic spot route are a lot
Function, the step of power-assisted scenic spot one is striden into the mobile Internet epoch.Lighter, more convenient, more comfortable trip is made for visitor
Mode.
Although there are some products for providing tourist service in the market, these navigational tools there is no
The coordination of method cost of implementation and function, for small scenic spot, how low cost input on the premise of bring high property as far as possible
The experience of energy is particularly important.Some current main navigational tools can not all realize the navigation to small scenic spot well, for example,
The more New function of Gologe maps is poor, and Baidu's cell phone map section coarse, mark of description is not obvious, and they are to these small scenic spots
Road description it is not careful.Small Scene Tourist is generally to be easy to occur the mistake on route, causes to can not find destination, very
Got lost in tourism way, not only expend the time, it is also possible to be in peril of one's life.So, the present invention can not only reduce above-mentioned feelings
The generation of condition, also facilitates visitor and plays.
The content of the invention
In order to solve the deficiencies in the prior art, the invention provides a kind of scenic spot intelligent navigation system based on hand-drawing map
System.
A kind of scenic spot intelligent guidance system based on hand-drawing map of the present invention uses following technical scheme：
A kind of scenic spot intelligent guidance system based on hand-drawing map, including obtain be adapted to dimension of picture engineer's scale module,
The mapping block of GPS and map, the computing module of minimal path, wherein：
Obtain the engineer's scale module for being adapted to dimension of picture：User in a confirmable position such as scenic spot porch,
A mark is done in corresponding position on picture simultaneously, and program records GPS position information herein；First point is indicated
Afterwards, user is moved to next confirmable position, and corresponding point is equally marked on picture, and program can also be recorded herein
GPS position information, by the actual range for comparing map range Yu being obtained according to GPS information can just draw corresponding to intelligence
The engineer's scale of terminal dimension of picture；
The mapping blocks of GPS on the electronic map：User is in navigation procedure, by obtaining GPS position information, Ran Hougen
It is labeled according to mapping relations on map, it is possible to realize basic navigation function；
The computing module of minimal path：If G=(V, E) is a Weighted Directed Graph, vertex set V in figure is divided into two
Group, first group is the vertex set for having obtained shortest path, and the collection shares S and represented, only one of which source point in S when initial, after
A shortest path is often tried to achieve, just be will be added in set S, until whole summits are all added in S, algorithm just finishes；The
Two groups do not determine the vertex set of shortest path for remaining, are represented with U, by the increasing order of shortest path length successively second
The summit of group is added in S；During addition, in always keeping from source point v to S the shortest path length on each summit be not more than from
The shortest path length on any summit in source point v to U；In addition, the distance on summit in each one distance of vertex correspondence, S is just
The distance on the summit in the shortest path length from v to this summit, U, be from v only include S to this summit in summit be
Between summit current shortest path length.
Further, the mapping blocks of GPS on the electronic map are specially：Two marked when user starts are obtained first
The pixel coordinate of point：(PX1, PY1) and (PX2, PY2), and this 2 points to gps coordinate：(Log1, Lat1) and (Log2,
Lat2), x-axis direction correspondence longitude, Y direction corresponding latitude, so obtaining longitude density and the Y-axis in X-direction on picture
Latitude density on direction, you can the formula of export longitude and latitude to pixel, and coordinate is retouched on map, error ten meters with
It is interior.
Further, the calculating process of the mapping blocks of GPS on the electronic map is as follows：
Precision density and latitude density are calculated first：
X=abs ((PX1-PX2)/(Log1-Log2))
Y=abs ((PY1-PY2)/(Lat1-Lat2))
Then converted for gps coordinate and pixel can be just realized, GPS point is depicted on map, formula is as follows：
Final_X=(lo-Longitudel) * X+PX1
Final_Y=PY1- (1a-Latitudel) * Y.
Further, the algorithm steps of the computing module of minimal path：
(1) when initial, S only includes source point, i.e. S={ v }, and v distance is 0.U includes other summits in addition to v, i.e.,：U=
{ remaining summit }, if summit u has side in v and U,<U, v>Normally there are weights, if u, which is not v, goes out side abutment points,<U, v>Power
It is worth for ∞；
(2) one is chosen from U apart from summit k minimum v, k, in addition S, the selected distance be exactly v to k most
Short path length；
(3) using k as the intermediate point newly considered, the distance on each summit in modification U；If from source point v to summit u distance than former
Apart from short, then to change summit u distance value, the summit k of amended distance value distance is plus the power on side；
(4) repeat step b and c is until all summits are included in S.
In recent years, significantly improving with rapid development of economy and people's quality of life, tourist industry has been developed rapidly
Come.Annual 4400000000 person-times of domestic tourist in 2016, increases by 11.2%, 3,939,000,000,000 yuan of revenue from domestic tourism increases than last year
15.2%, people's tourism enthusiasm it is lasting surging, visitor's number is also being continuously increased, tourist industry has welcome unprecedented development machine
Meeting.The tourism pressure excessively brought with Famous sceneries visitor's number is increasingly weighed, and the tourism idea of people has changed, and is started
Little by little tend to the tourism at small scenic spot, this allow for tourist attractions it is not familiar become in visitor's tourism way main ask
Topic.It is of course possible to which the guide service pattern at large-scale scenic spot is indiscriminately imitated, it is done so that not only waste of resource, and cost compared with
Height, has then occurred as soon as contradiction between the development of tourist industry and the actual demand of visitor, and this also brings to tourist service industry simultaneously
Huge pressure.Trip tourist guide guide to visitors APP, high-quality from scenic spot and visitor's angle there is provided high standard at once
Travel service.Provided a great convenience to visitor's trip.
Brief description of the drawings：
Fig. 1 is a kind of structural representation of scenic spot intelligent guidance system based on hand-drawing map of the present invention.
Embodiment：
A kind of scenic spot intelligent guidance system based on hand-drawing map of the present invention is done into one with reference to Figure of description
Step detailed description.
A kind of scenic spot intelligent guidance system based on hand-drawing map of the present invention, including algorithm main flow module, the master
Process module is divided into three big modules, respectively obtain the engineer's scale module for being adapted to dimension of picture, GPS and map mapping block,
Some key issues being related to during exploitation will be explained in detail by the computing module of minimal path herein.Under
Figure is that scenic region navigation realizes block diagram, and each process is directed to the processing of some key issues.
Wherein：
First, the engineer's scale module for being adapted to dimension of picture is obtained：
The acquisition of engineer's scale is also vital to scenic region navigation, although engineer's scale may be marked on the tourist map of scenic spot,
But that engineer's scale is made according to the size of true tourist map, want to be led using tourist map photo in mobile terminal
Boat is, it is necessary to obtain the engineer's scale of suitable photo size.It can all mark and believe known to doorway, famous sites etc. on the tourist map of scenic spot
Breath, can point out user to assist to obtain engineer's scale.Method is as follows：
User is in a confirmable position such as scenic spot porch, while a mark is done in corresponding position on picture
Note, program records GPS position information herein；Indicate after first point, user is moved to next confirmable position
Put, corresponding point is equally marked on picture, program can also record GPS position information herein.Certain user can basis
The multiple mark position of aforesaid way makes engineer's scale more accurate, requires that user tries one's best here and takes the air line, to facilitate map range
Acquisition, reduce error improve precision.It can just be drawn by comparing actual range of the map range with being obtained according to GPS information
Corresponding to the engineer's scale of intelligent terminal dimension of picture.Because this navigation system supports the amplification and diminution to picture, change every time
The all amplification and diminution of comparative example chi progress in proportion, so ensure that the accurate of map scale during dimension of picture.With
Upper is exactly the processing procedure of engineer's scale problem.
2nd, the mapping blocks of GPS on the electronic map：
User is in navigation procedure, by obtaining GPS position information, then according to mapping relations in the enterprising rower of map
Note, it is possible to realize basic navigation function.The plan that this navigation system is used for the mapping of GPS and electronic map is explained below
Omit and algorithm.
The gps coordinate conversion regime commonly used at present in mapping, error precision is only Centimeter Level, and transfer process is as follows：First
It is (x, y) that (L, B), which is passed through Guass plane projection, is operated by rotation, translation, scaling etc. and is further converted into (xt, yt), most
It is afterwards (Px, Py) according to scale change.Amount of calculation is larger needed for Guass plane projection wherein in the first step, when program is run
Between it is longer, and there is very big gap in calculating speed due to mobile device with computer, and the operational efficiency of mobile device is very low, makes
Obtain Guass plane projection method and be not suitable for mobile device.And because the navigation system object is to be navigated in zonule, pass through
Checking computations, regard GPS as errors that plane directly carries out engineer's scale conversion within ten meters, belong to acceptable scope, therefore,
Directly proportion of utilization chi is changed herein.
The pixel coordinate of two points marked when user starts is obtained first：(PX1, PY1) and (PX2, PY2), and this
2 points to gps coordinate：(Log1, Lat1) and (Log2, Lat2).By analysis, x-axis direction correspondence longitude, Y-axis on picture
Direction corresponding latitude, so obtaining the latitude density in longitude density and the Y direction in X-direction, you can export longitude and latitude
Retouched to the formula of pixel, and by coordinate on map, error is within ten meters.Calculating process is as follows：
Precision density and latitude density are calculated first：
X=abs ((PX1-PX2)/(Log1-Log2))
Y=abs ((PY1-PY2)/(Lat1-Lat2))
Then converted for gps coordinate and pixel can be just realized, GPS point is depicted on map, formula is as follows：
Final_X=(lo-Longitudel) * X+PX1
Final_Y=PY1- (1a-Latitudel) * Y
3rd, the computing module of minimal path
Dijkstra is to solve the problems, such as signal source shortest path, and most basic algorithm is only capable of obtaining the length of shortest path
Degree, and outgoing route is unable to, the present invention is improved based on Dijkstra, makes it record source point to all most short of arbitrfary point
Path.
Arthmetic statement
Algorithm idea：If G=(V, E) is a Weighted Directed Graph, vertex set V in figure is divided into two groups, first group is
The vertex set for having obtained shortest path (represents that only one of which source point in S when initial often tries to achieve a shortest path later with S
Footpath, just will be added in set S, and until whole summits are all added in S, algorithm just finishes), second group does not determine for remaining
Second group of summit, S is added by the increasing order of shortest path length by the vertex set (being represented with U) of shortest path successively
In.During addition, appoint during the shortest path length on each summit is not more than from source point v to U in always keeping from source point v to S
The shortest path length on what summit.In addition, the distance on the summit in one distance of each vertex correspondence, S is exactly from v to this summit
Shortest path length, the distance on the summit in U, be from v only include S to this summit in summit for intermediate vertex it is current most
Short path length.
Algorithm steps：
A. when initial, S only includes source point, i.e. S={ v }, and v distance is 0.U includes other summits in addition to v, i.e.,：U=
{ remaining summit }, if summit u has side in v and U,<U, v>Normally there are weights, if u, which is not v, goes out side abutment points,<U, v>Power
It is worth for ∞.
B. one is chosen from U apart from summit k minimum v, k, in addition S (the selected distance be exactly v to k most
Short path length).
C. using k as the intermediate point newly considered, the distance on each summit in modification U；If the distance from source point v to summit u (is passed through
Summit k) than original distance (it is short without summit k), then change summit u distance value, the summit k of amended distance value away from
From plus the power on side.
D. repeat step b and c is until all summits are included in S.
3. algorithm examples
A non-directed graph is first provided, as shown in Figure 1：
The signal source shortest path step found out with dijkstra's algorithm using A as starting point is as follows：
Model application --- from scenic spot and visitor's angle analysis exemplified by swimming tourist guide APP at once, trip guide leads at once
Look at APP, brought great convenience to visitor's trip.
| From scenic spot angle | From visitor's angle |
| Standardization, high-quality, lifting service image | Low consumption |
| Increase visitor and scenic spot viscosity | It is easy to operate |
| Respond national policy | It is feature-rich, experience excellent |
It should be pointed out that the above is enumerating for the preferred forms of the present invention, wherein not being described in detail to the greatest extent
Part, it is understood that be practiced with the general fashion of the art.Simultaneously for those of ordinary skill in the art
For, the equivalent transformation done in the scope without departing from the present invention to the present invention and modification fall within the present invention's
Within scope of the claims.
Claims (4)
1. a kind of scenic spot intelligent guidance system based on hand-drawing map, it is characterised in that：It is adapted to the ratio of dimension of picture including obtaining
Mapping block, the computing module of minimal path of example chi module, GPS and map, wherein：
Obtain the engineer's scale module for being adapted to dimension of picture：User is in a confirmable position such as scenic spot porch, simultaneously
A mark is done in corresponding position on picture, and program records GPS position information herein；Indicate after first point, used
Family is moved to next confirmable position, and corresponding point is equally marked on picture, and program can also record GPS herein
Positional information, can just be drawn corresponding to intelligent terminal by the actual range for comparing map range Yu being obtained according to GPS information
The engineer's scale of dimension of picture；
The mapping blocks of GPS on the electronic map：User is in navigation procedure, by obtaining GPS position information, and then basis is reflected
Penetrate relation to be labeled on map, it is possible to realize basic navigation function；
The computing module of minimal path：If G=(V, E) is a Weighted Directed Graph, vertex set V in figure is divided into two groups,
One group is the vertex set for having obtained shortest path, and the collection shares S and represented, only one of which source point in S, is often tried to achieve later when initial
One shortest path, just will be added in set S, and until whole summits are all added in S, algorithm just finishes；Second group is
Remaining does not determine the vertex set of shortest path, is represented with U, by the increasing order of shortest path length successively second group of top
Point is added in S；During addition, the shortest path length on each summit is not more than from source point v in always keeping from source point v to S
The shortest path length on any summit into U；In addition, the distance on the summit in one distance of each vertex correspondence, S is exactly from v
To the shortest path length on this summit, the distance on the summit in U, be from v only include S to this summit in summit be intermediate vertex
Current shortest path length.
2. a kind of scenic spot intelligent guidance system based on hand-drawing map as claimed in claim 1, it is characterised in that：GPS is in electricity
Mapping block on sub- map is specially：The pixel coordinate of two points marked when user starts is obtained first：(PX1, PY1) and
(PX2, PY2), and this 2 points to gps coordinate：X-axis direction correspondence on (Log1, Lat1) and (Log2, Lat2), picture
Longitude, Y direction corresponding latitude, so obtaining the latitude density in longitude density and the Y direction in X-direction, you can lead
Go out longitude and latitude to retouch on map to the formula of pixel, and by coordinate, error is within ten meters.
3. a kind of scenic spot intelligent guidance system based on hand-drawing map as claimed in claim 2, it is characterised in that：GPS is in electricity
The calculating process of mapping block on sub- map is as follows：
Precision density and latitude density are calculated first：
X=abs ((PX1-PX2)/(Log1-Log2))
Y=abs ((PY1-PY2)/(Lat1-Lat2))
Then converted for gps coordinate and pixel can be just realized, GPS point is depicted on map, formula is as follows：
Final_X=(lo-Longitudel) * X+PX1
Final_Y=PY1- (la-Latitudel) * Y.
4. a kind of scenic spot intelligent guidance system based on hand-drawing map as claimed in claim 1, it is characterised in that：Minimal path
Computing module algorithm steps：
(1) when initial, S only includes source point, i.e. S={ v }, and v distance is 0；U includes other summits in addition to v, i.e.,：U={ its
Remaining summit }, if summit u has side in v and U,<U, v>Normally there are weights, if u, which is not v, goes out side abutment points,<U, v>Weights
For ∞；
(2) one is chosen from U apart from summit k minimum v, k, is added in S, the selected distance is exactly v to k shortest path
Electrical path length；
(3) using k as the intermediate point newly considered, the distance on each summit in modification U；If from source point v to summit u distance than it is original away from
From short, then summit u distance value is changed, the summit k of amended distance value distance is plus the power on side；
(4) repeat step b and c is until all summits are included in S.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107844523A (en) * | 2017-10-12 | 2018-03-27 | 江苏鸿信系统集成有限公司 | The position converting system of double coordinate-systems based on GPS and hand-drawing map |
| CN108763587A (en) * | 2018-06-12 | 2018-11-06 | 广州市驴迹科技有限责任公司 | The method and system that hand-drawing map is overlapped with electronic map |
| CN110516018A (en) * | 2019-08-05 | 2019-11-29 | 山东开创云软件有限公司 | A kind of the electronics method for drafting and device in river |
| CN111102974A (en) * | 2019-12-20 | 2020-05-05 | 柴日发 | System and method for realizing tour guide based on hand-drawing map photo of mobile phone |
| CN112037307A (en) * | 2020-09-15 | 2020-12-04 | 恒瑞通（福建）信息技术有限公司 | Method and terminal for drawing and positioning map picture |
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| CN107844523A (en) * | 2017-10-12 | 2018-03-27 | 江苏鸿信系统集成有限公司 | The position converting system of double coordinate-systems based on GPS and hand-drawing map |
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| CN111102974A (en) * | 2019-12-20 | 2020-05-05 | 柴日发 | System and method for realizing tour guide based on hand-drawing map photo of mobile phone |
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Application publication date: 20170801 |